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The term volcanism

hi blogger friends this time I will post more about the terms of volcanism. definitely friends often hear the terms below but you all what it means to the

1. Volcanology: Volcanic geology that memplajari
 
2. Magma: incandescent molten silicate material consisting of solids, liquids, and gases contained in the layers of the earth lithosphere. Normal temperature magma bersikar 900 C-1200 C
 
3. Eruption: magma discharge process of lithospheric layer to the surface of the earth. Eruption of a volcano in the form of molten dapdt (effusive) through cracks in the rock layers. And the explosion sumburan (ekaplosif) through lava or volcanic funnel.
 
4. Intrusion of magma: the magma breaches through the cracks of rock layers, but not up to the earth's surface. If the intrusion of magma solidifies it will form a rock intrusiva.
 
5. Lava: Magama that came up to the surface of the earth.
 
6. Lava: lava that has been mixed with the materials on the surface bumu.
 
7. Eflata / pyroclastic materials: materials that are separated from the volcano during an explosive eruption.
 
8. Crater: a hole in the body as a place to escape volcanic magma. Sizable crater called Caldera. When caldera filled with enough water will mak formed volcanic crater lake or lakes. Crater and caldera in Indonesia, among others Crater Takubanperahu (West Java), Tengger crater (Central Java), and Caldera Mount Batur (Bali).